[perl-Glib-Object-Introspection] Correctly specify the 'make' dependencies

[Torsten SchÃnfeld <tsch src gnome org>]

commit 96ac2024874c3fcff241659f37c6eff2f8013caa
Author: Torsten SchÃnfeld <kaffeetisch gmx de>
Date:   Tue Aug 14 20:38:26 2012 +0200

    Correctly specify the 'make' dependencies
    
    Specifically, trigger a recompilation if one of the C files that gets included
    into GObjectIntrospection.xs changes.

 Makefile.PL |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/Makefile.PL b/Makefile.PL
index bf0648f..df172ac 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -278,5 +278,6 @@ sub test {
 }
 
 sub postamble {
-  return Glib::MakeHelper->postamble_clean ();
+  my $additional_deps = "\n\n\$(OBJECT) : gperl-i11n-*.c\n\n";
+  return Glib::MakeHelper->postamble_clean () . $additional_deps;
 }